Heater



FIG. 1 is a right front perspective view of a heater, showing my newdesign;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front perspective view with the front panel in place;

FIG. 4 is a front perspective view of the heater with the side dooropened;

FIG. 5 is a front perspective view of the heater with the top grateraised;

FIG. 6 is a front perspective view of the heater with the lower panelswung down;

FIG. 7 is a front perspective view of the heater with the upper frontpanel swung open;

FIG. 8 is a top view of the heater as shown in FIG. 1;

FIG. 9 is a left front perspective view of the heater as shown in FIG.1;

FIG. 10 is a bottom view of the heater as shown in FIG. 1.

The ornamental design for a heater, as shown and described.